Урок 436. Задачи на фотоэффект - 1
Урок физики в Ришельевском лицее
5 years ago 00:41:28 9
6 years ago 00:37:22 13
5 years ago 00:00:53 1
2 years ago 00:54:13 0
9 years ago 00:09:02 65
8 years ago 00:43:17 0
4 years ago 00:15:24 1
3 years ago 00:17:35 0
7 years ago 00:20:55 0
6 years ago 00:12:45 0
9 years ago 00:06:57 62
3 years ago 00:23:46 0
1 year ago 00:19:05 0
1 year ago 00:07:19 0
7 months ago 00:44:49 0
1 year ago 00:44:51 4
8 months ago 00:08:31 0
6 years ago 00:33:06 470
12 years ago 00:02:46 91
12 years ago 00:02:37 47
12 years ago 00:02:50 31
3 years ago 00:12:01 0
1 year ago 00:07:53 0
12 years ago 00:06:00 369
